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|
#! /usr/bin/env ruby
# -*- coding: UTF-8 -*-
#
require 'efl/native/ecore_getopt'
#
module Efl
#
module Native
#
class EcoreGetoptValue < FFI::Union
layout :strp, :pointer,
:boolp, :eina_bool_p,
:shortp, :short_p,
:intp, :int_p,
:longp, :long_p,
:ushortp, :ushort_p,
:uintp, :uint_p,
:ulongp, :ulong_p,
:doublep, :double_p,
:listp, :eina_list_p,
:ptrp, :void_p
def value_ptr idx
Native::EcoreGetoptValue.new to_ptr+(idx*Native::EcoreGetoptValue.size)
end
end
#
class EcoreGetoptDescStoreDef < FFI::Union
layout :strv, :pointer,
:boolv, :uchar,
:shortv, :short,
:intv, :int,
:longv, :long,
:ushortv, :ushort,
:uintv, :uint,
:ulongv, :ulong,
:doublev, :double
end
#
class EcoreGetoptDescStore < FFI::Struct
layout :type, :ecore_getopt_type, # enum
:arg_req, :ecore_getopt_desc_arg_requirement, # enum
:def, EcoreGetoptDescStoreDef
end
#
callback :ecore_getopt_desc_cb, [:ecore_getopt_p, :ecore_getopt_desc_p, :string, :pointer, :ecore_getopt_value_p ], :eina_bool
#
class EcoreGetoptDescCallback < FFI::Struct
layout :func, :ecore_getopt_desc_cb,
:data, :pointer,
:arg_req, :ecore_getopt_desc_arg_requirement, # enum
:def, :pointer
end
#
class EcoreGetoptActionParam < FFI::Union
layout :store, EcoreGetoptDescStore,
:store_const, :pointer,
:choices, :pointer,
:append_type, :ecore_getopt_type, # enum
:callback, EcoreGetoptDescCallback,
:dummy, :pointer
end
#
class EcoreGetoptDesc < FFI::Struct
layout :shortname, :char,
:longname, :pointer,
:help, :pointer,
:metavar, :pointer,
:action, :ecore_getopt_action, # enum
:action_param, EcoreGetoptActionParam
end
#
class EcoreGetopt < FFI::Struct
layout :prog, :pointer,
:usage, :pointer,
:version, :pointer,
:copyright, :pointer,
:license, :pointer,
:description, :pointer,
:strict, :char
# :descs, :pointer, # NULL terminated EcoreGetopt_Desc[]
def desc_ptr idx
Native::EcoreGetoptDesc.new to_ptr+Native::EcoreGetopt.size+(idx*Native::EcoreGetoptDesc.size)
end
end
end
#
module EcoreGetopt
#
class REcoreGetopt
#
def initialize desc
@ecore_getopt_st = nil
@ecore_values_st = nil
@desc = desc
@options = [
[ 0 ],
]
@values = {
:sentinel0 => [ :pointer, FFI::Pointer::NULL ]
}
@values_order = [ :sentinel0 ]
@types = {
:string => [ :ecore_getopt_type_str, :strv, :strp ],
:uchar => [ :ecore_getopt_type_bool, :boolv, :boolp ],
:short => [ :ecore_getopt_type_short, :shortv, :shortp ],
:int => [ :ecore_getopt_type_int, :intv, :intp ],
:long => [ :ecore_getopt_type_long, :longv, :longp ],
:ushort => [ :ecore_getopt_type_ushort, :ushortv, :ushortp ],
:uint => [ :ecore_getopt_type_uint, :uintv, :uintp ],
:ulong => [ :ecore_getopt_type_ulong, :ulongv, :ulongp ],
:double => [ :ecore_getopt_type_double, :doublev, :doublep ],
:list => [ :list, nil, :listp ],
:pointer=> [ :pointer, nil, :ptrp ],
:choice => [ :pointer, nil, :ptrp ]
}
end
def p_from_string r
return FFI::Pointer::NULL if r.nil?
FFI::MemoryPointer.from_string r
end
private :p_from_string
def set_option o
@options.insert -2, o
end
def set_value key, ptype, val=nil
skey = key.to_s
r = @values[skey]
if r.nil?
case ptype
when :list
p = FFI::MemoryPointer.new :pointer
p.write_pointer val[0]
r = @values[skey] = [ ptype, p, val[1] ] # add sub_type info
when :choice
p = FFI::MemoryPointer.new :pointer
p.write_pointer FFI::Pointer::NULL
r = @values[skey] = [ ptype, p ]
when :string
p = FFI::MemoryPointer.new :pointer
p.write_pointer FFI::Pointer::NULL
r = @values[skey] = [ ptype, p ]
when :pointer
r = @values[skey] = [ ptype, val ]
else
p = FFI::MemoryPointer.new ptype
p.send 'write_'+ptype.to_s, val unless val.nil?
r = @values[skey] = [ ptype, p ]
end
end
@values_order.insert -2, skey
r
end
def [] k
ptype, ptr, sub_type = @values[k.to_s]
return nil if ptype.nil?
case ptype
when:list
require 'efl/eina_list'
Efl::EinaList::REinaList.new(ptr.read_pointer).to_a sub_type
when :choice
p = ptr.read_pointer
( p==FFI::Pointer::NULL ? nil : p.read_string )
when :string
p = ptr.read_pointer
(p==FFI::Pointer::NULL ? nil : p.read_string )
when :pointer
ptr
else
ptr.send 'read_'+ptype.to_s
end
end
def to_ptr
( @ecore_getopt_st.nil? ? nil : @ecore_getopt_st.to_ptr )
end
def create
@ecore_getopt_st = Native::EcoreGetopt.new( FFI::MemoryPointer.new( :uchar, Native::EcoreGetopt.size+Native::EcoreGetoptDesc.size*@options.length) )
[:prog,:usage,:version,:copyright,:license,:description].each do |sym|
@ecore_getopt_st[sym] = ( @desc.has_key?(sym) ? FFI::MemoryPointer.from_string(@desc[sym]) : FFI::Pointer::NULL )
end
@ecore_getopt_st[:strict] = @desc[:strict] if @desc.has_key? :strict
@options.each_with_index do |o,i|
d = @ecore_getopt_st.desc_ptr i
if o[0]==0
d[:shortname] = d[:longname] = d[:help] = d[:metavar] = d[:action] = d[:action_param][:dummy] = 0
break
end
d[:shortname] = o[0].to_s.bytes.first
d[:longname] = p_from_string o[1]
d[:help] = p_from_string o[2]
d[:metavar] = o[3]
d[:action] = o[4]
k, v = o[5]
case k
when :dummy
d[:action_param][:dummy] = v
when :callback
cb = d[:action_param][:callback]
cb[:func] = v[0]
cb[:data] = v[1]
cb[:arg_req] = v[2]
cb[:def] = v[3]
when :store
st = d[:action_param][:store]
st[:type] = v[0]
st[:arg_req] = v[1]
st[:def][v[2]] = (v[2]==:strv ? p_from_string(v[3]) : v[3] ) unless v[3].nil?
when :store_const
d[:action_param][:store_const] = v
when :choices
d[:action_param][:choices] = v
when :append
d[:action_param][:append_type] = v
else
d[:action_param][:dummy] = FFI::Pointer::NULL
end
end
@ecore_values_st = Native::EcoreGetoptValue.new FFI::MemoryPointer.new Native::EcoreGetoptValue, @values_order.length, false
@values_order.each_with_index do |k,i|
vtype, vpointer, *sub_type = @values[k]
vpointer.write_pointer @ecore_getopt_st.desc_ptr(i)[:action_param][:store][:def][:strv] if vtype==:string
etype, vfield, pfield = @types[vtype]
@ecore_values_st.value_ptr(i)[pfield] = vpointer
end
self
end
def parse argv
ptr = FFI::MemoryPointer.new(:pointer, argv.length+1)
argv.each_with_index do |s, i|
ptr[i].put_pointer 0, p_from_string(s)
end
ptr[argv.length].put_pointer 0, FFI::Pointer::NULL
Native.ecore_getopt_parse @ecore_getopt_st, @ecore_values_st, argv.length, ptr
end
def help short, long, key=nil
set_value key||short, :uchar, 0
set_option [ short, long, 'show this message.', FFI::Pointer::NULL, :ecore_getopt_action_help, [:dummy,FFI::Pointer::NULL] ]
end
def version short, long, key=nil
set_value key||short, :uchar, 0
set_option [ short, long, 'show program version.', FFI::Pointer::NULL, :ecore_getopt_action_version, [:dummy,FFI::Pointer::NULL] ]
end
def copyright short, long, key=nil
set_value key||short, :uchar, 0
set_option [ short, long, 'show copyright.', FFI::Pointer::NULL, :ecore_getopt_action_copyright, [:dummy,FFI::Pointer::NULL] ]
end
def license short, long, key=nil
set_value key||short, :uchar, 0
set_option [ short, long, 'show license.', FFI::Pointer::NULL, :ecore_getopt_action_license, [:dummy,FFI::Pointer::NULL] ]
end
def store_full short, long, help, meta, arg_req, type, def_val
vtype, vpointer = set_value short, type, def_val
etype, vfield, pfield = @types[vtype]
set_option [ short, long, help, meta, :ecore_getopt_action_store, [:store, [etype, arg_req, vfield, def_val] ] ]
end
def store short, long, help, type, def_val=nil
store_full short, long, help, FFI::Pointer::NULL, :ecore_getopt_desc_arg_requirement_yes, type, def_val
end
def store_meta short, long, help, meta, type, def_val=nil
store_full short, long, help, meta, :ecore_getopt_desc_arg_requirement_yes, type, def_val
end
def store_def short, long, help, type, def_val
store_full short, long, help, FFI::Pointer::NULL, :ecore_getopt_desc_arg_requirement_optional, type, def_val
end
def store_const short, long, help, def_val, value
set_value short, :int, def_val
set_option [ short, long, help, FFI::Pointer::NULL, :ecore_getopt_action_store_const, [:store_const, value] ]
end
def store_true short, long, help
set_value short, :uchar, 0
set_option [ short, long, help, FFI::Pointer::NULL, :ecore_getopt_action_store_true, [:dummy,FFI::MemoryPointer::NULL] ]
end
def store_false short, long, help
set_value short, :uchar, 1
set_option [ short, long, help, FFI::Pointer::NULL, :ecore_getopt_action_store_false, [:dummy,FFI::MemoryPointer::NULL] ]
end
def count short, long, help, def_val
set_value short, :int, def_val
set_option [ short, long, help, FFI::Pointer::NULL, :ecore_getopt_action_count, [:dummy,FFI::Pointer::NULL] ]
end
def append_meta short, long, help, meta, sub_type, def_val=nil
if def_val.nil?
p = FFI::Pointer::NULL
else
require 'efl/eina_list'
p = Efl::EinaList::REinaList.from_a def_val, sub_type
end
set_value short, :list, [p,sub_type]
set_option [ short, long, help, meta, :ecore_getopt_action_append, [:append,@types[sub_type][0]] ]
end
def append short, long, help, sub_type, def_val=nil
append_meta short, long, help, FFI::Pointer::NULL, sub_type, def_val
end
def choice_meta short, long, help, meta, choices
p = FFI::MemoryPointer.new(:pointer, choices.length+1)
choices.each_with_index do |s, i|
p[i].put_pointer 0, p_from_string(s)
end
p[choices.length].put_pointer 0, FFI::Pointer::NULL
set_value short, :choice
set_option [ short, long, help, meta, :ecore_getopt_action_choice, [:choices,p] ]
end
def choice short, long, help, choices
choice_meta short, long, help, FFI::Pointer::NULL, choices
end
def callback_full short, long, help, meta, cb, data, arg_req, type, def_val
pt, ptr = set_value short, type, def_val
arg_req = ( arg_req ? :ecore_getopt_desc_arg_requirement_yes : :ecore_getopt_desc_arg_requirement_no )
set_option [ short, long, help, meta, :ecore_getopt_action_callback, [:callback, [cb, data, arg_req, ptr ] ] ]
end
def callback_noargs short, long, help, cb, data=nil
callback_full short, long, help, FFI::Pointer::NULL, cb, data, false, :uchar, 0
end
def callback_args short, long, help, meta, cb, data, type, def_val
callback_full short, long, help, meta, cb, data, true, type, def_val
end
#
def debug
r = ''
r << "#{self.class} : #{@ecore_getopt_st.to_ptr}\n"
[:prog,:usage,:version,:copyright,:license,:description].each do |sym|
r<< " #{sym.to_s} : #{@ecore_getopt_st[sym]==FFI::Pointer::NULL ? 'NULL' : @ecore_getopt_st[sym].read_string}\n"
end
r << " strict : #{@ecore_getopt_st[:strict]}\n"
i=0
r << " Descriptions\n"
while true
st = @ecore_getopt_st.desc_ptr i
break if st[:shortname]==0 and st[:longname] == FFI::Pointer::NULL
r << " desc #{st.to_ptr}\n"
r << " short: #{st[:shortname].chr}\n" unless st[:shortname]==0
r << " long: #{st[:longname].read_string}\n" unless st[:longname]==FFI::Pointer::NULL
r << " help: #{st[:help].read_string}\n" unless st[:help]==FFI::Pointer::NULL
i+=1
end
r << " Values\n"
@values_order.each_with_index do |k,i|
st = @ecore_values_st.value_ptr i
vtype, vpointer = @values[k]
etype, vfield, pfield = @types[vtype]
r << " value #{st.to_ptr}\n"
r << " key: #{k}\n"
r << " type: #{vtype}\n"
r << " value: #{self[k]}\n"
end
r
end
end
end
#
end
#
# EOF
|
